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 * Licensed to the Apache Software Foundation (ASF) under one   *
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 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF licenses this file   *
 * to you under the Apache License, Version 2.0 (the            *
 * "License"); you may not use this file except in compliance   *
 * with the License.  You may obtain a copy of the License at   *
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 * software distributed under the License is distributed on an  *
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
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package org.apache.james.metrics.logger;

import java.util.concurrent.TimeUnit;

import org.apache.james.metrics.api.TimeMetric;

import com.google.common.base.Stopwatch;

public class DefaultTimeMetric implements TimeMetric {

    private final String name;
    private final Stopwatch stopwatch;

    public DefaultTimeMetric(String name) {
        this.name = name;
        this.stopwatch = Stopwatch.createStarted();
    }

    @Override
    public String name() {
        return name;
    }

    @Override
    public long stopAndPublish() {
        long elapsed = stopwatch.elapsed(TimeUnit.MILLISECONDS);
        DefaultMetricFactory.LOGGER.info("Time spent in " + name + ": " + elapsed + " ms.");
        return elapsed;
    }

}
